Shade structure



FIG. 1 is a perspective view of a shade structure showing my new design;

FIG. 2 is a front elevation view of the shade structure;

FIG. 3 is a rear elevation view of the shade structure;

FIG. 4 is a right side elevation view of the shade structure;

FIG. 5 is a left side elevation view of the shade structure;

FIG. 6 is a top plan view of the shade structure; and,

FIG. 7 is a bottom plan view of the shade structure.

The broken line showing is included for the purpose of illustrating portions of the article and forms no part of the claimed design. 

The ornamental design for a shade structure, as shown and described. 